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Diffstat (limited to '3281/CH10/EX10.5')
-rwxr-xr-x | 3281/CH10/EX10.5/ex10_5.jpg | bin | 0 -> 20424 bytes | |||
-rwxr-xr-x | 3281/CH10/EX10.5/ex10_5.sce | 40 |
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diff --git a/3281/CH10/EX10.5/ex10_5.jpg b/3281/CH10/EX10.5/ex10_5.jpg Binary files differnew file mode 100755 index 000000000..3f3b1d55a --- /dev/null +++ b/3281/CH10/EX10.5/ex10_5.jpg diff --git a/3281/CH10/EX10.5/ex10_5.sce b/3281/CH10/EX10.5/ex10_5.sce new file mode 100755 index 000000000..eed0d6a50 --- /dev/null +++ b/3281/CH10/EX10.5/ex10_5.sce @@ -0,0 +1,40 @@ +//Page Number: 557
+//Example 10.5
+clc;
+//Given,
+
+er=9.7;
+h=0.5; //mm
+w=0.5; //mm
+lt=2D-4;
+t=0.02; //mm
+f=5D+9; //Hz
+fg=5; //HZ
+c=3D+8;
+rs=8.22D-3*sqrt(fg);
+
+//(i) Dielectric constant
+dc=((er+1)/2)+(((er-1)/2)*(1/sqrt(1+12*h/w)));
+disp(dc,'Dielectric constant:');
+
+//(ii) Characterstic Impedance
+ci=(60/sqrt(dc))*log((8*h/w)+(w/(4*h)));
+disp('ohm',ci,'Characterstic impedance:');
+
+//(iii) Dielectric attenuation
+lam0=c/f;
+alphd=(%pi/lam0)*(er/sqrt(dc))*((dc-1)/(er-1))*lt;
+disp('Np/m',alphd,'Dielectric attenuation:');
+
+//Conductor attenuation
+r1=[0.94+(0.132*(w/h))-(0.0062*((w/h)^2))]*[(1/%pi)+(1/(%pi^2))*log((4*%pi*w)/t)]*(rs/(w*1D-3));
+r1m=r1*1D-2;
+r2=(w/h)/[((w/h)+5.8+(0.03*(h/w)))]*(rs/(w*1D-3));
+r2m=r2*1D-2;
+alphc=(r1+r2)/(2*ci);
+disp('Np/m',alphc,'Conductor attenuation:');
+
+//(iv) Total attenuation
+A=alphc+alphd;
+Adb=A*8.686*1D-2;
+disp('db/cm',Adb,'Total attenuation:');
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